World Cup being hosted by Canada, Mexico and the United States is less than a year away and FIFA’s protocols for matches affected by wildfire smoke remain unclear. The 48-team World ...

Air quality in the Chicago area remains poor for the third straight day in a row, with an air quality alert in effect through Wednesday night, along with extremely muggy conditions and the chance for ...

From 8.30 am on Monday to 8.30 am on Tuesday, different parts of Delhi recorded varying amounts of rainfall, with 10.2 mm at ...

Delhi experienced its cleanest air since September 2023, with the AQI reaching the 'good' category due to rain and favorable ...

In Canada, the Air Quality Health Index (AQHI) is a scale developed to help people understand what the current air quality means for your health. It is an initiative among Environment Canada, Health ...

The National Park Conservation Association said visibility is 65 miles. Still a ways off from the natural visibility of 121 miles.

COLUMBUS, Ohio — Columbus is under an Air Quality Alert Tuesday due to elevated ozone levels. Mid-Ohio Regional Planning ...

Delhi experienced its cleanest air in almost two years on Tuesday, as persistent rain and favourable wind conditions pushed the city’s air quality into the ‘good’ category for several hours. According ...

The EPA's Air Quality Index can tell you whether breathing outside air can be harmful. Here's how to read the scale to plan ...

With wildfire smoke in the forecast, track the drop in air quality across dozens of PurpleAir sensors with our live, updating ...

TORONTO — Much of Central Canada, Manitoba and Saskatchewan were placed under special air quality statements or warnings on Monday due to smoke from wildfires, as Environment Canada advised residents ...

Canadian wildfire smoke lingers in Michigan. Officials issued an air quality advisory in southeast Michigan for July 15.